CN108193010A - The inside lining building structure of hot air duct and hot air duct junctions inside lining building structure - Google Patents
The inside lining building structure of hot air duct and hot air duct junctions inside lining building structure Download PDFInfo
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- CN108193010A CN108193010A CN201810194824.5A CN201810194824A CN108193010A CN 108193010 A CN108193010 A CN 108193010A CN 201810194824 A CN201810194824 A CN 201810194824A CN 108193010 A CN108193010 A CN 108193010A
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- hot blast
- high temperature
- air duct
- temperature resistant
- hot air
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B9/00—Stoves for heating the blast in blast furnaces
- C21B9/10—Other details, e.g. blast mains
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Abstract
The invention discloses a kind of inside lining building structure of hot air duct and hot air duct junctions inside lining building structures, the inside lining building structure of the hot air duct includes stacking gradually the working lining being arranged from inside to outside, first insulating layer, second insulating layer and sprayed coating, the inside lining building structure of the hot air duct is in horizontally or diagonally state, high temperature resistant cast bed of material (5) is equipped between the working lining and the second insulating layer, high temperature resistant compressible material layer (6) is equipped between second insulating layer and sprayed coating, high temperature resistant cast bed of material (5) and high temperature resistant compressible material layer (6) are respectively positioned on the top of the inside lining building structure of the hot air duct.The present invention effectively overcomes the flimsy shortcoming of existing warm-air duct inside lining, both warm-air duct inside lining high temperature resistant, anti-extrusion ability had been enhanced, it also ensures the heat insulation on entire warm-air duct inside lining top, is conducive to stable structure and the life-time dilatation of hot air duct.
Description
Technical field
The present invention relates to the inside lining building structures or one kind of hot-blast stove technical field, particularly a kind of hot air duct
Hot air duct junctions inside lining building structure.
Background technology
Hot-blast stove is one of key facility of blast furnace ironmaking production, and main function is continuously to provide heat to blast furnace
Wind.As the hot blast temperature needed for blast fumance is constantly enhanced, how to ensure to undertake the hot air duct of hot wind conveying task
Safe operation has become subject particularly important in blast fumance.
In general, the weakest link of hot air duct safe operation is influenced at hot air duct junctions position.Conventional
Hot air duct junctions inner liner work layer is generally formed using fritter modular tile, outside using conventional lightweight heat preservation brick masonry.
Under the action of high temperature and high pressure gas, working lining modular tile easily generates displacement, loosens, and high-temperature gas is caused to pass through brickwork joint and outside
Conventional lightweight insulating brick is in direct contact, and conventional lightweight brick is caused to bear high temperature, the effect squeezed, easily damaged, come off.With when
Between elapse, the liner at hot air duct junctions position often occur going here and there wind, fall brick, furnace shell burns the safety accidents such as red, seriously affect
Blast fumance is normally carried out.
Invention content
In order to solve the problems, such as that the structural stability of existing hot air duct is poor, short life, the present invention provides a kind of hot winds
The inside lining building structure of pipeline and hot air duct junctions inside lining building structure, the inside lining building structure of the hot air duct are working
The high temperature resistant cast bed of material of 120 ° of top (or 180 °) range setting entirety between layer and the second insulating layer, to replace the position
The first insulating layer；Retain the second insulating layer between high temperature resistant cast bed of material and sprayed coating.It is of the invention effectively to overcome now
There is the flimsy shortcoming of warm-air duct inside lining, both enhanced warm-air duct inside lining high temperature resistant, anti-extrusion ability, and also ensured whole
The heat insulation on a warm-air duct inside lining top is conducive to stable structure and the life-time dilatation of hot air duct.
The technical solution adopted by the present invention to solve the technical problems is：A kind of inside lining building structure of hot air duct, packet
Include and stack gradually the working lining being arranged, the first insulating layer, the second insulating layer and sprayed coating from inside to outside, the hot air duct it is interior
Lining cutting building structure is equipped with high temperature resistant cast bed of material, this second in horizontally or diagonally state between the working lining and the second insulating layer
High temperature resistant compressible material layer is equipped between insulating layer and sprayed coating, high temperature resistant cast bed of material and high temperature resistant compressible material layer are equal
Positioned at the top of the inside lining building structure of the hot air duct.
The inside lining building structure of the hot air duct is horizontal, and the central angle corresponding to high temperature resistant cast bed of material is less than
Or the central angle corresponding to equal to high temperature resistant compressible material layer.
Central angle corresponding to high temperature resistant cast bed of material is 120 °~180 °, the circle corresponding to high temperature resistant compressible material layer
Heart angle is 120 °~180 °.
The thickness of high temperature resistant cast bed of material is identical with the thickness of first insulating layer, along the inside lining building of the hot air duct
The circumferential direction of structure, the both ends of high temperature resistant cast bed of material and the both ends of first insulating layer are correspondingly connected with.
The internal diameter of high temperature resistant compressible material layer is equal to the outer diameter of second insulating layer, the thickness of high temperature resistant compressible material layer
Degree is less than the half of the thickness of the sprayed coating.
A kind of hot air duct junctions inside lining building structure, hot blast manifold liner and hot blast main pipe liner containing tubular,
The structure of hot blast manifold liner and the structure of hot blast main pipe liner are identical with the inside lining building structure of above-mentioned hot air duct, heat
One end of wind branch pipe liner is connected with hot blast main pipe liner, the center line of hot blast manifold liner and the center line of hot blast main pipe liner
It is horizontal.
In hot blast manifold liner, working lining, the first insulating layer in the inside lining building structure of the hot air duct, second
Insulating layer, high temperature resistant cast bed of material, high temperature resistant compressible material layer and sprayed coating are followed successively by hot blast manifold working lining, hot blast manifold
First insulating layer, the second insulating layer of hot blast manifold, hot blast manifold high temperature resistant cast bed of material, hot blast manifold high temperature resistant compressible material
Layer and hot blast manifold sprayed coating.
In hot blast main pipe liner, working lining, the first insulating layer in the inside lining building structure of the hot air duct, second
Insulating layer, high temperature resistant cast bed of material, high temperature resistant compressible material layer and sprayed coating are followed successively by hot blast main pipe working lining, hot blast main pipe
First the second insulating layer of insulating layer hot blast main pipe, hot blast main pipe high temperature resistant cast bed of material, hot blast main pipe high temperature resistant compressible material
Layer and hot blast main pipe sprayed coating.
The center line of hot blast manifold liner and the central axis of hot blast main pipe liner, the internal diameter of hot blast manifold liner are less than
Or the internal diameter equal to hot blast main pipe liner, the outer diameter of hot blast manifold liner are less than or equal to the outer diameter of hot blast main pipe liner.
Hot blast manifold box hat is arranged with outside hot blast manifold liner, hot blast main pipe box hat is arranged with outside hot blast main pipe liner, it is resistance to
The thickness of high temperature cast bed of material is 100mm~150mm, and the thickness of high temperature resistant compressible material layer is 10mm~50mm.
The beneficial effects of the invention are as follows：
1st, in the inside lining building structure of hot air duct and the working lining and second of hot air duct junctions inside lining building structure
The high temperature resistant cast bed of material of 120 ° of top (or 180 °) range setting entirety between insulating layer enhances the liner of hot air duct
Masonry construction and hot air duct junctions inside lining building structure high temperature resistant, anti-extrusion ability, are conducive in entire hot air duct
The stable structure and longevity of lining.
2nd, the second insulating layer between the whole high temperature resistant cast bed of material of setting and sprayed coating, it is ensured that entire hot air duct
Inside lining building structure and the heat insulation on hot air duct junctions inside lining building structure top, are unlikely to the temperature of external box hat
It is excessively high.
Description of the drawings
The accompanying drawings which form a part of this application are used to provide further understanding of the present invention, and of the invention shows
Meaning property embodiment and its explanation do not constitute improper limitations of the present invention for explaining the present invention.
Fig. 1 is the general structure schematic diagram of hot air duct junctions of the present invention inside lining building structure.
Fig. 2 is along the sectional view in A-A directions in Fig. 1.
Fig. 3 is along the sectional view in B-B directions in Fig. 1.
Fig. 4 is along the sectional view in C-C directions in Fig. 1.
Fig. 5 is along the sectional view in D-D directions in Fig. 1.
1st, hot blast manifold box hat；2nd, hot blast manifold liner；3rd, hot blast main pipe box hat；4th, hot blast main pipe liner；5th, high temperature resistant
Cast bed of material；6th, high temperature resistant compressible material layer；
21st, hot blast manifold working lining；22nd, the first insulating layer of hot blast manifold；23rd, the second insulating layer of hot blast manifold；24th, hot wind
Branch pipe sprayed coating；
41st, hot blast main pipe working lining；42nd, the first insulating layer of hot blast main pipe；43rd, the second insulating layer of hot blast main pipe；44th, hot wind
It is responsible for sprayed coating；
51st, hot blast manifold high temperature resistant cast bed of material；52nd, hot blast main pipe high temperature resistant cast bed of material；
61st, hot blast manifold high temperature resistant compressible material layer；62nd, hot blast main pipe high temperature resistant compressible material layer.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the application can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
A kind of inside lining building structure of hot air duct, including stacking gradually the working lining being arranged, the first heat preservation from inside to outside
Layer, the second insulating layer and sprayed coating, the inside lining building structure of the hot air duct is in horizontally or diagonally state, the working lining and the
High temperature resistant cast bed of material 5 is equipped between two insulating layers, high temperature resistant compressible material is equipped between second insulating layer and sprayed coating
Layer 6, high temperature resistant cast bed of material 5 and high temperature resistant compressible material layer 6 are respectively positioned on the upper of the inside lining building structure of the hot air duct
Portion, as shown in Figure 1 to Figure 5, wherein.
High temperature resistant cast bed of material 5 can select existing high temperature resistant castable (such as refractory ceramics castable) by disposable
Moulding by casting, specific forming method can refer to the pouring procedure of concrete.High temperature resistant compressible material layer 6 can be selected existing
Some refractory fibre products (such as refractory fiber cotton, fire-retardent fiber felt-rug).High temperature resistant in the inside lining building structure of the hot air duct
Cast bed of material 5 primarily serves load-bearing or so, and high temperature resistant compressible material layer 6 primarily serves the effect of abatement stress, and high temperature resistant is poured
Material feeding layer 5 is used in combination with high temperature resistant compressible material layer 6, can obtain adapt to high wind-warm syndrome, stable structure, long lifespan it is good
Effect, the inside lining building structure of the hot air duct can be adapted for the pipeline of any heat air delivery.
In the present embodiment, the inside lining building structure of the hot air duct is cylindrical in shape structure, the inside lining of the hot air duct
Building structure is horizontal, i.e., the centerline parallel of the inside lining building structure of hot air duct is in horizontal plane.High temperature resistant cast bed of material 5
Section with high temperature resistant compressible material layer 6 is arc, as shown in Figure 4 and Figure 5, the circle corresponding to high temperature resistant cast bed of material 5
Heart angle is less than or equal to the central angle corresponding to high temperature resistant compressible material layer 6.Specifically, high temperature resistant cast bed of material 5 and Nai Gao
Central angle corresponding to warm compressible material layer 6 all can be 120 °~180 °, are not limited to this embodiment.
In the present embodiment, the thickness of high temperature resistant cast bed of material 5 is identical with the thickness of first insulating layer, i.e., in the hot wind
Top (in the range of 120 °~180 °) of the inside lining building structure of pipeline first insulating layer is substituted by high temperature resistant cast bed of material 5,
Along the circumferential direction of the inside lining building structure of the hot air duct, the both ends of high temperature resistant cast bed of material 5 and the both ends of first insulating layer
It is correspondingly connected with, as shown in Figure 4 and Figure 5.
In the present embodiment, the internal diameter of high temperature resistant compressible material layer 6 is equal to the outer diameter of second insulating layer, and high temperature resistant can
The thickness of layer of compressive material 6 is less than the half of the thickness of the sprayed coating.The hot air duct inside lining building structure it is upper
Portion, working lining, high temperature resistant cast bed of material 5, the second insulating layer, high temperature resistant compressible material layer 6 and sprayed coating are from inside to outside (also
It is from bottom to top) close stacked arrangement.
In the present embodiment, high temperature resistant cast bed of material 5 is where the center line of the inside lining building structure of the hot air duct
Two parts that plane is cut mirror image each other, i.e., as shown in Figure 4 and Figure 5, the left and right sides of high temperature resistant cast bed of material 5 mirror image each other,
Two parts that high temperature resistant compressible material layer 6 is cut by the plane where the center line of the inside lining building structure of the hot air duct are mutual
For mirror image, i.e., as shown in Figure 4 and Figure 5, the left and right sides of high temperature resistant compressible material layer 6 mirror image each other.
The inside lining building structure of hot air duct of the present invention not only can be adapted for straight pipeline, be also particularly suitable for
Applied to the junction of pipeline and pipeline, below by by taking the junctions of hot air duct (it can be appreciated that three-port structure) as an example into
Row is introduced.
A kind of hot air duct junctions inside lining building structure, the hot wind master of hot blast manifold liner 2 and tubular containing tubular
Pipe liner 4, the inside lining building of the structure of hot blast manifold liner 2 and the structure of hot blast main pipe liner 4 with above-mentioned hot air duct
Structure is identical, and the work in the inside lining building structure of above-mentioned hot air duct is contained in hot blast manifold liner 2 and hot blast main pipe liner 4
Make layer, the first insulating layer, the second insulating layer, high temperature resistant cast bed of material 5, high temperature resistant compressible material layer 6 and sprayed coating, hot wind branch
One end of pipe liner 2 is connected with hot blast main pipe liner 4, the center line of hot blast manifold liner 2 and the center line of hot blast main pipe liner 4
Be horizontal, i.e. in Fig. 1 the center line of hot blast manifold liner 2 it is parallel with the center line of hot blast main pipe liner 4 with it is horizontal
Face.
In hot blast manifold liner 2, working lining, the first insulating layer in the inside lining building structure of above-mentioned hot air duct,
Two insulating layers, high temperature resistant cast bed of material 5, high temperature resistant compressible material layer 6 and sprayed coating are followed successively by hot blast manifold working lining 21, heat
The first insulating layer of wind branch pipe 22, the second insulating layer of hot blast manifold 23, hot blast manifold high temperature resistant cast bed of material 51, the resistance to height of hot blast manifold
Warm compressible material layer 61 and hot blast manifold sprayed coating 24.Wherein, the center of circle corresponding to hot blast manifold high temperature resistant cast bed of material 51
Angle is 120 °, and the central angle corresponding to hot blast manifold high temperature resistant compressible material layer 61 is 180 °.
In hot blast main pipe liner 4, working lining, the first insulating layer in the inside lining building structure of the hot air duct,
Two insulating layers, high temperature resistant cast bed of material 5, high temperature resistant compressible material layer 6 and sprayed coating are followed successively by hot blast main pipe working lining 41, heat
Wind is responsible for the first insulating layer 42, the second insulating layer of hot blast main pipe 43, hot blast main pipe high temperature resistant cast bed of material 52, the resistance to height of hot blast main pipe
Warm compressible material layer 62 and hot blast main pipe sprayed coating 44.Wherein, the center of circle corresponding to hot blast main pipe high temperature resistant cast bed of material 52
Angle is 120 °, and the central angle corresponding to hot blast main pipe high temperature resistant compressible material layer 62 is 180 °.
In the present embodiment, the central axis of the center line of hot blast manifold liner 2 and hot blast main pipe liner 4, hot wind branch
The internal diameter (latus rectum) of pipe liner 2 or the internal diameter (latus rectum) equal to hot blast main pipe liner 4, i.e. d2≤d1, hot blast manifold liner 2 it is outer
Diameter is less than or equal to the outer diameter of hot blast main pipe liner 4, i.e. D2≤D1, as shown in Figure 1.Hot wind branch is arranged with outside hot blast manifold liner 2
Pipe box hat 1, hot blast main pipe liner 4 are arranged with hot blast main pipe box hat 3 outside, and high temperature resistant cast bed of material 5 (pour into a mould by hot blast manifold high temperature resistant
The bed of material 51 and hot blast main pipe high temperature resistant cast bed of material 52) thickness for 100mm~150mm, (the heat of high temperature resistant compressible material layer 6
Wind branch pipe high temperature resistant compressible material layer 61 and hot blast main pipe high temperature resistant compressible material layer 62) thickness be 10mm~50mm.
In the present embodiment, hot blast manifold working lining 21 is correspondingly connected with hot blast main pipe working lining 41, hot blast manifold first
Insulating layer 22 is correspondingly connected with the first insulating layer of hot blast main pipe 42, and the second insulating layer of hot blast manifold 23 is kept the temperature with hot blast main pipe second
Layer 43 is correspondingly connected with, and hot blast manifold high temperature resistant cast bed of material 51 is correspondingly connected with hot blast main pipe high temperature resistant cast bed of material 52, hot wind
Branch pipe high temperature resistant compressible material layer 61 is correspondingly connected with hot blast main pipe high temperature resistant compressible material layer 62, hot blast manifold sprayed coating
24 are correspondingly connected with hot blast main pipe sprayed coating 44, as shown in Figure 1 to Figure 3.
In the present embodiment, the hot blast manifold working lining 21 and the hot blast main pipe working lining 41 use existing heavy
Laying fireproof bricks, material are clay brick, high-alumina brick or andalusite brick；Brick masonry is combined in the position that the two connects using bulk,
Material is identical with operational layer material.The thickness of working lining is generally between 100mm~300mm.The hot blast manifold first is kept the temperature
Layer 22, the second insulating layer of the hot blast manifold 23 and the first insulating layer of the hot blast main pipe 42, the hot blast main pipe second are kept the temperature
For layer 43 using existing lightweight heat-proof brick masonry, material is the group of light weight fireclay brick, light weeight alumina brick or two kinds of light-weight bricks
It closes.Hot blast manifold sprayed coating 24 can select existing fireproof coating to be made with hot blast main pipe sprayed coating 44.
In the present embodiment, high temperature resistant cast bed of material 5 works in the hot blast manifold working lining 21 and the hot blast main pipe
41 outside of layer forms a high temperature resistant, anti-extrusion overall structure, can effectively block 21 He of hot blast manifold working lining
41 brickwork joint of hot blast main pipe working lining is because external force extruding causes the high temperature gas passage generated after displacement, in the hot blast manifold
Working lining 21 and 41 outside of the hot blast main pipe working lining form a protective shell, are conducive to entire hot air duct junctions liner
The stabilization of structure.
Further, high temperature resistant cast bed of material 5 and the hot blast manifold sprayed coating 24, the hot blast main pipe sprayed coating 44 it
Between retain second insulating layer of hot blast manifold 23 and the second insulating layer of the hot blast main pipe 43, it is ensured that entire hot air duct three branches off
The heat insulation on mouth liner top, makes the hot blast manifold box hat 1 and the temperature of the hot blast main pipe box hat 3 be unlikely to excessively high.
The above, only specific embodiments of the present invention, it is impossible to the range that its restriction invention is implemented, so it is equivalent
The displacement of component or the equivalent variations made according to scope of patent protection of the present invention and modification, should all still fall within what this patent was covered
Scope.In addition, between technical characteristic and technical characteristic in the present invention, between technical characteristic and technical solution, technical solution with
Use can be freely combined between technical solution.
Claims (10)
1. a kind of inside lining building structure of hot air duct, which is characterized in that the inside lining building structure of the hot air duct include from
The working lining being arranged, the first insulating layer, the second insulating layer and sprayed coating, the inside lining of the hot air duct are stacked gradually from inside to outside
Building structure is equipped with high temperature resistant cast bed of material (5), second guarantor in horizontally or diagonally state between the working lining and the second insulating layer
High temperature resistant compressible material layer (6), high temperature resistant cast bed of material (5) and high temperature resistant compressible material are equipped between warm layer and sprayed coating
Layer (6) is respectively positioned on the top of the inside lining building structure of the hot air duct.
2. the inside lining building structure of hot air duct according to claim 1, which is characterized in that the liner of the hot air duct
Masonry construction is horizontal, and the central angle corresponding to high temperature resistant cast bed of material (5) is less than or equal to high temperature resistant compressible material
Central angle corresponding to layer (6).
3. the inside lining building structure of hot air duct according to claim 2, which is characterized in that high temperature resistant cast bed of material (5)
Corresponding central angle is 120 °~180 °, and the central angle corresponding to high temperature resistant compressible material layer (6) is 120 °~180 °.
4. the inside lining building structure of hot air duct according to claim 1, which is characterized in that high temperature resistant cast bed of material (5)
Thickness it is identical with the thickness of first insulating layer, along the circumferential direction of the inside lining building structure of the hot air duct, high temperature resistant cast
The both ends and the both ends of first insulating layer of the bed of material (5) are correspondingly connected with.
5. the inside lining building structure of hot air duct according to claim 1, which is characterized in that high temperature resistant compressible material layer
(6) internal diameter is equal to the outer diameter of second insulating layer, and the thickness of high temperature resistant compressible material layer (6) is less than the thickness of the sprayed coating
Half.
A kind of 6. hot air duct junctions inside lining building structure, which is characterized in that the hot air duct junctions inside lining building knot
Structure contains the hot blast manifold liner (2) of tubular and hot blast main pipe liner (4), the structure and hot blast main pipe of hot blast manifold liner (2)
The structure of liner (4) is identical with the inside lining building structure of the hot air duct described in claim 1, hot blast manifold liner (2)
One end connected with hot blast main pipe liner (4), the center line of hot blast manifold liner (2) and the center line of hot blast main pipe liner (4)
It is horizontal.
7. hot air duct junctions according to claim 6 inside lining building structure, which is characterized in that in hot blast manifold liner
(2) in, working lining, the first insulating layer in the inside lining building structure of the hot air duct, the second insulating layer, high temperature resistant castable
Layer (5), high temperature resistant compressible material layer (6) and sprayed coating is followed successively by hot blast manifold working lining (21), hot blast manifold first is kept the temperature
Layer (22), the second insulating layer of hot blast manifold (23), hot blast manifold high temperature resistant cast bed of material (51), hot blast manifold high temperature resistant are compressible
Material layer (61) and hot blast manifold sprayed coating (24).
8. hot air duct junctions according to claim 6 inside lining building structure, which is characterized in that in hot blast main pipe liner
(4) in, working lining, the first insulating layer in the inside lining building structure of the hot air duct, the second insulating layer, high temperature resistant castable
Layer (5), high temperature resistant compressible material layer (6) and sprayed coating is followed successively by hot blast main pipe working lining (41), hot blast main pipe first is kept the temperature
Layer (42), the second insulating layer of hot blast main pipe (43), hot blast main pipe high temperature resistant cast bed of material (52), hot blast main pipe high temperature resistant are compressible
Material layer (62) and hot blast main pipe sprayed coating (44).
9. hot air duct junctions according to claim 6 inside lining building structure, which is characterized in that hot blast manifold liner
(2) central axis of center line and hot blast main pipe liner (4), the internal diameter of hot blast manifold liner (2) are less than or equal to hot wind
The internal diameter of liner (4) is responsible for, the outer diameter of hot blast manifold liner (2) is less than or equal to the outer diameter of hot blast main pipe liner (4).
10. hot air duct junctions according to claim 6 inside lining building structure, which is characterized in that hot blast manifold liner
(2) hot blast manifold box hat (1) is arranged with outside, hot blast main pipe box hat (3), high temperature resistant cast are arranged with outside hot blast main pipe liner (4)
The thickness of the bed of material (5) is 100mm~150mm, and the thickness of high temperature resistant compressible material layer (6) is 10mm~50mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810194824.5A CN108193010B (en) | 2018-03-09 | 2018-03-09 | Lining building structure of hot air pipeline and three-fork lining building structure of hot air pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810194824.5A CN108193010B (en) | 2018-03-09 | 2018-03-09 | Lining building structure of hot air pipeline and three-fork lining building structure of hot air pipeline |
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| CN108193010A true CN108193010A (en) | 2018-06-22 |
| CN108193010B CN108193010B (en) | 2023-04-28 |
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| CN201810194824.5A Active CN108193010B (en) | 2018-03-09 | 2018-03-09 | Lining building structure of hot air pipeline and three-fork lining building structure of hot air pipeline |
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| CN109652603A (en) * | 2019-01-29 | 2019-04-19 | 中冶武汉冶金建筑研究院有限公司 | Half pouring type blast funnace hot blast stove pipeline of one kind and its construction method |
| CN113088604A (en) * | 2021-03-05 | 2021-07-09 | 唐钢国际工程技术股份有限公司 | Hot blast stove three-fork flat-joint masonry structure and process |
| CN114107587A (en) * | 2021-11-17 | 2022-03-01 | 郑州安耐克实业有限公司 | Sectional type three-fork masonry structure applied to hot air pipeline system of hot air furnace |
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| CN109652603A (en) * | 2019-01-29 | 2019-04-19 | 中冶武汉冶金建筑研究院有限公司 | Half pouring type blast funnace hot blast stove pipeline of one kind and its construction method |
| CN109652603B (en) * | 2019-01-29 | 2021-01-15 | 中冶武汉冶金建筑研究院有限公司 | Semi-pouring type blast furnace hot blast stove pipeline and construction method thereof |
| CN113088604A (en) * | 2021-03-05 | 2021-07-09 | 唐钢国际工程技术股份有限公司 | Hot blast stove three-fork flat-joint masonry structure and process |
| CN113088604B (en) * | 2021-03-05 | 2022-11-11 | 唐钢国际工程技术股份有限公司 | Hot blast stove three-fork flat-joint masonry structure and process |
| CN114107587A (en) * | 2021-11-17 | 2022-03-01 | 郑州安耐克实业有限公司 | Sectional type three-fork masonry structure applied to hot air pipeline system of hot air furnace |
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